Teenage pregnancy: trend and impact on rates of low birth weight and fetal, maternal, and neonatal mortality in the United States.

The trend of teenage pregnancy and its impact on national rates of low birth weight and fetal, neonatal, and maternal mortality in the United States was examined. It is our conclusion that the unfavorable outcomes associated with teenage pregnancy may be related more closely to other sociodemographic variables associated with pregnant teenagers than to biologic age itself.